title: A vertebral artery tortuous course below the posterior arch of the atlas (without passing through the transverse foramen). Anatomical report and clinical significance.
mesh_terms: D000368:Aged; D001921:Brain / Q000098:blood supply*; D001933:Brain Stem / Q000098:blood supply; D002343:Carotid Artery, Internal / Q000002:abnormalities / Q000473:pathology; D002531:Cerebellum / Q000098:blood supply; D002536:Cerebral Arteries / Q000473:pathology; D001270:Cervical Atlas / Q000002:abnormalities* / Q000098:blood supply / Q000473:pathology*; D007839:Functional Laterality / Q000502:physiology; D006801:Humans; D008297:Male; D014711:Vertebral Artery / Q000002:abnormalities* / Q000473:pathology*